[Mac] Rebuild app shims when they fail to dyload Chrome Framework.

chrome/browser/ui/startup/startup_browser_creator.cc

Index: chrome/browser/ui/startup/startup_browser_creator.cc
diff --git a/chrome/browser/ui/startup/startup_browser_creator.cc b/chrome/browser/ui/startup/startup_browser_creator.cc
index defd5bdc08de03d81e66250f1fbe421c42facd3f..4393aa09aed28d0df254f4ca991f84760284e29b 100644
--- a/chrome/browser/ui/startup/startup_browser_creator.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator.cc
@@ -85,6 +85,10 @@
 #include "ui/events/x/touch_factory_x11.h"
 #endif
 
+#if defined(OS_MACOSX)
+#include "chrome/browser/web_applications/web_app_mac.h"
+#endif
+
 #if defined(ENABLE_FULL_PRINTING)
 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service.h"
 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service_factory.h"
@@ -558,6 +562,11 @@ bool StartupBrowserCreator::ProcessCmdLineImpl(
   ui::TouchFactory::SetTouchDeviceListFromCommandLine();
 #endif
 
+#if defined(OS_MACOSX)
+  if (web_app::MaybeRebuildShortcut(command_line))
+    return true;
+#endif
+
   if (!process_startup &&
       command_line.HasSwitch(switches::kDumpBrowserHistograms)) {
     // Only handle --dump-browser-histograms from a rendezvous. In this case, do